Lakshmi Singh

American composer Pauline Oliveros died on Thursday at the age of 84. She was an accordionist, a teacher and a performer, as well as an early pioneer of electronic music. She dedicated her life to experimenting with sounds and changing the way that people listened to music.

Small flickering oil lamps known as diyas are lighting up Indian homes in South Asian communities around the globe on Sunday as hundreds of millions of people observe Diwali.

Otherwise known as the Festival of Lights, it's a religious celebration of self-awareness and reflection. Diwali is a public holiday in a number of other nations, but it's not nearly so well-known in the U.S., where families must rely on themselves to keep the tradition alive.